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AI and physics unite for meta-antennas design

Ka-band metasurface antennas, with their low-cost, low-profile design and superior beam-steering capabilities, show significant potential in the field of satellite communications. However, the constraints of limited satellite ...

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Hardware
Silicon chip propels 6G communications forward
Engineering
Researchers innovate optical microchips with applications for sensing and communications
Internet
A third of the world lacks internet connectivity—airborne communications stations could change that
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Precision orbit overhaul: LEO satellites team up to refine GPS accuracy
Telecom
From city streets to open skies: The new frontier in smartphone GNSS accuracy
Telecom
How to get internet access even when a storm knocks out power (and Wi-Fi) at home
Telecom
Hybrid RF-VLC system could reduce power consumption in wireless networks
Business
US companies' global market reach linked to cloud computing use
Telecom
Unlocking clarity in the skies: Subcarrier modulation for enhanced GNSS
Internet
Venezuelan crisis has negatively affected country's internet, researchers find
Telecom
Fast, tap-proof data networks with light
Telecom
Undersea internet cables connecting Australia to the world threatened by boats, spies, natural disasters
Software
Interoperable multipath hemispherical map: A unified approach for enhanced GNSS precision
Engineering
A deep dive into polyimides for high-frequency wireless telecommunications
Electronics & Semiconductors
Memristive radiofrequency switches show improved performance for mmWave applications
Telecom
Digital twin method can boost wireless network speed and reliability
Telecom
Microsoft users worldwide report widespread outages affecting banks, airlines and broadcasters
Business
Microsoft says taking 'mitigation actions' after service issues
Engineering
From floats to fixes: Unifying ambiguity resolution in satellite navigation
Telecom
Satnav enables medical and emergency response

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Earth Sciences
Could injecting diamond dust into the atmosphere help cool the planet?
Plants & Animals
Bumblebee queens choose to hibernate in pesticide-contaminated soil, scientists discover
Astronomy
First results from the Axion Dark-Matter Birefringent Cavity experiment establish a new technique for axion search
Astronomy
Physicists show that neutron stars may be shrouded in clouds of axions
Nanomaterials
New fabrication strategy enhances graphene aerogel sensitivity and durability for human-machine interfaces
Nanophysics
Controlling sound waves with Klein tunneling improves acoustic signal filtration
Cell & Microbiology
Cellular senescence research identifies key enzyme to promote healthy aging
Biochemistry
Lignin molecular property discovery could help turn trees into affordable, greener industrial chemicals
Plants & Animals
American lobster population and habitat preferences shifting, study finds
Biochemistry
Team develops promising new form of antibiotic that makes bacterial cells self-destruct
Analytical Chemistry
New strategy unlocks magnetic switching with hydrogen bonding at molecular level
Analytical Chemistry
Leveraging skyscraper architecture: New design enhances porosity and structural stability for metal-organic frameworks
Plants & Animals
Butterfly brains reveal the tweaks required for cognitive innovation
Cell & Microbiology
Uncovering new regulatory mechanisms in embryo implantation
Earth Sciences
Scientists untangle the challenging complexities of radiocarbon in ice cores
Cell & Microbiology
Team achieves successful reproduction of hematopoietic stem cell developmental process in an in vitro culture system
Earth Sciences
Scientists identify potential deep-ocean greenhouse gas storage solution
Condensed Matter
Key role of structural defects in amorphous solid deformation uncovered
Cell & Microbiology
Single-molecule imaging reveals aberrant DNA-binding dynamics of cancer-linked chromatin remodelers
Biotechnology
Molecular 'cut and sew' process could accelerate drug design

T-Mobile gets into the game of laptop connections

(AP) -- T-Mobile USA is opening up its new cellular broadband network to laptops for the first time, with Wednesday's launch of a USB "dongle" that lets portable computers get wireless Internet access.

EU travellers to get cheaper mobile messages

European travellers will pay less to send text messages and access the internet via mobile phone networks, under a compromise deal thrashed out by EU negotiators Tuesday, a spokesman said.

Radar deal paves way for new wireless system in Italy

Italian defence firm Finmeccanica said Tuesday it had won a 260-million-euro (375-million-dollar) radar contract from the air force that will allow for cutting-edge WiMAX Internet technology in Italy.

Another 158 TV stations to kill analog early

(AP) -- Regulators have cleared 158 TV stations around the country to shut down their analog broadcast signals before June 12, when the remaining full-power stations will end theirs.

Spreading high-speed Internet to rural areas

To cut the cost of bringing high-speed Internet to rural areas, Dr. Ka Lun Lee and colleagues at the University of Melbourne and NEC Australia in the state of Victoria are experimenting with a way to boost the reach of existing ...

Stations must warn if new TV signals lack reach

(AP) -- TV stations must alert viewers if their new digital signals don't reach areas covered by their soon-to-be-defunct analog broadcasts, the Federal Communications Commission has ruled.

Fleeing customers haunt phone co. in New England

(AP) -- Phone companies fear that customers will increasingly switch off their landlines in favor of wireless phones or phone service from cable TV providers. So the last thing FairPoint Communications Inc. needed was to ...

Sirius XM Radio planning to stream to iPhone, iPod

(AP) -- Financially struggling Sirius XM Radio Inc. is planning to stream its subscription radio service to the iPhone and iPod Touch devices from Apple Inc. beginning this spring.